新概念二Lesson21(共42张)课件.ppt

1、 Lesson 21Mad or not?Choose the nicknames of the following cities.()1.London A.the city of music()2.Washington B.the city of beer()3.Oxford C.the city of water()4.Venice D.the city of universities()5.Munich (慕尼黑)E.the city of snow()6.Vienna F.the city of fogFEDCBAIf I go to see my uncle,I can read h

2、is books.Its in two twos.A一分为二 B一文不名 C三心二意 D一举两得 D The words he gives on the computer is above my head.A 一目了然 B 终于醒悟 C 无法理解 D 头脑发昏 C1.What is noise pollution?_2.What will noise bring us?_3.What can we do to decrease(减少减少)noise pollution?_ Background reading.It is a type of pollution that is unpleasa

3、nt or even unbearable.Noise will bring us unhappiness,anger,etc.Turn off the TV,etc.(books closed)BB()1.Where does the writer live?A.On a plane.B.Near an airport.C.On an airfield.()2.What drove away the people?A.air pollution B.noise pollution C.water pollutionmad adj.发疯be mad/crazy about:为而疯狂be mad

4、 at sbeg:Dont be mad at him。别怪他（不关他的事）。go+adj:变得go mad/crazy/insane/bananasDont fight with him,he is a mad man.别跟他打架,他是疯子。1.疯的 The woman lost her son and got mad.那个女人丢了孩子后疯了。2.愚蠢的，不明智的（用于口语）You must be mad to drive so fast!你开这么快，简直是疯了！3.非常生气的（口语）at/with He is mad with the dog for biting his new shoe

5、.狗咬了他的新鞋，他气得火冒三丈。4.非常喜欢 So many people are mad on football.很多人痴迷足球。sum名词 n.C1.总数,总和She paid the sum of$200 for dresses.她买衣服总共花了二百元钱。2.金额;一笔He earned a large sum of money.他赚了一大笔钱。summary 概要，摘要 sum n.量大量：a great many/a great number of+可数名词复数a sum of:一笔a large sum of:大量的，喜欢跟钱连用a large sum of moneya lar

6、ge amount of:许多plenty of（注意：前面没有a）足够的reason ri:zn n.原因for this reason:由于这个原因For what reason?是为了什麽原因？bring sb.to reason 使某人讲理1.道理，原因 They departed for no reason.他们无缘无故就分手了。2.推理，讲出道理，对某人讲道理 He reasoned him out of smoking.他说服他戒了烟。3.reasonable 合理的，有道理的 he price is reasonable.价钱很合理。determined adj.坚定的，下决心

7、的I am determined to stay here.我决定留在这儿。be determined to do sth.决心做某事determine sb.against sth.使 某人决定不做某事 determine sb.to do sth.使某人决定做某事decide和determine 之间的区别：decide 指“经过询问、研讨和考虑之后,在几种可能的选择之中作出决定”,decide 最为普通：如:She decided to leave here on Sunday instead of Monday.她决定星期日而不是星期一离开这里。determine指“决心作某一件事而不

8、动摇”,常涉及范围比较狭小的问题：如:We have determined to get the work done ahead of schedule.我们已经决定要提前完成这项工作Aeroplanes are slowly driving me mad.drive sb mad:逼某人发疯例：Sometimes its enough to drive you mad if you are stuck in a traffic jam during the rush hour.有时在交通高峰期被困足以使人发疯 The noise outside is driving me mad.I liv

9、e near an airport and passing planes can be heard night and day.1、passing planes：现在分词做定语 sleeping baby:正在睡觉的小孩2、day and night:日日夜夜例句：I will sit by her bedside day and night.我会日夜守在她的床边。The airport was built years ago,but for some reason it could not be used then.for some reason:由于某种原因some+可数名词单数：某一 s

10、ome booksome+可数名词复数：一些 some bookssome+不可数名词：一些 some water例句：He was late for school for some reason.由于某种原因，他上学迟到了！He didnt tell me the answer for some reason.由于某种原因，他没有告诉我答案!Last year,however,it came into use。come into use:投入使用1、They put this method into use。2、This method comes into use。3、This method

11、 is put into use。Over a hundred people must have been driven away from their homes by the noise.home:家，强调有感情；house仅仅指房子Sometimes I think this house will be knocked down by a passing plane。knock不及物动词 vi.1.相撞,碰击(+against)His legs knocked against the chair.他的两条腿撞到了椅子。2.敲,击,打(+on/at)He knocked at the do

12、or and entered.他敲了敲门便走进去了。knock及物动词 vt.1.敲,击,打The falling bottle knocked him on the head.跌落的瓶子砸在他的头上。2.击(撞)成.The blow knocked her senseless.那一击把她打昏了。3.【口】批评,贬损The critic knocked her latest novel.词组knock at the door 敲门 knock down;knock over撞倒 I have been offered a large sum of money to go away,but I

13、am determined to stay here.offer及物动词 vt.1.给予,提供;拿出,出示He offered me a glass of wine.他端给我一杯酒。2.愿意;试图(做某事);提议They offered to help me.他们表示愿意帮助我。He offered to lend me some books.他表示要借给我几本3.出(价);开(价)We offered him the calculator for US$50.这计算器我们向他开价五十美元。Text:Aeroplanes are slowly driving me mad.I live nea

14、r an airport and passing planes can be heard night and day.The airport was built years ago,but for some reason it could not be used then.Last year,however,it came into use.Over a hundred people must have been driven away from their homes by the noise.I am one of the few people left.Sometimes I think

15、 this house will be knocked down by a passing plane.I have been offered a large sum of money to go away,but I am determined to stay here.Everybody says I must be mad and they are probably right.1.把我逼疯把我逼疯 _2.过往的飞机过往的飞机 _3.日日夜夜日日夜夜 _4.由于某种原因由于某种原因 _5.启用启用 _6.从从赶走赶走 _7.撞倒撞倒 _8.一大笔钱一大笔钱 _9.离开离开/搬走搬走 _1

16、0.决定做某事决定做某事 _ Phrases and sentences.drive me crazypassing planesnight and day/day and nightfor some reasoncome into usedrive away fromknock downa large sum of moneygo awaybe determined to do sth.11.他正慢慢地走在回家的路上。他正慢慢地走在回家的路上。He _ _ _ along the way home.12.我口袋里只剩下两元了。我口袋里只剩下两元了。There is only _ _ _ in

17、 my pocket.13.你一定是吉娜的妹妹吧。哇，你们俩看起来你一定是吉娜的妹妹吧。哇，你们俩看起来一模一样。一模一样。You _ _ Ginas sister.Wow,you look the same!is slowly walking two yuan left must belive,passing plane,be heard,drive mad,be built,can not be used,came into use,must have been driven away,neighbour,only,left,will be knocked down,have been o

18、ffered,is determined to,probably,he must be mad,Reading comprehension1.The airport _.A.has been used since it was completedB.has never been usedC.came into use recentlyD.has just come into use2.The writer _.A.will be leaving his house soonB.has accepted a lot of money for his houseC.likes the noise

19、of passing planesD.has refused to leave his houseCDExerciseStructure 3.Passing planes can be heard night and day.You _ them all the time.A.can heard B.can to hear C.can hear D.can be heard4.It couldnt be used then.It wasnt _ to use it.A.able B.allowed C.impossible D.possible5.Over a hundred people m

20、ust have been driven away._ they were.A.I think B.Im sure C.Certain D.Of course 6.I am one of the few people left.So there _.A.are none left B.is one left C.are some left D.are a lot left7.How much _?A large sum of money.A.you have been offered B.have you been offered C.you have offered D.they offer

21、ed you CDACBVocabulary 8.I have been offered some money.They want to _ me some money.A.serve B.give C.take D.make9.I have been offered a large _ of money.A.amount B.number C.some D.piece10.I am determined to stay here.I _ stay here.A.am will to B.want to C.may D.am going to 11.Everyone says I must b

22、e mad and they are probably right._ they are.A.Of course B.Its certain C.Perhaps D.Its sure12.Everyone says I must be mad and that is probably _.A.just B.fair C.correct D.equal BADCC动词语态动词语态英语动词有两种语态主动语态：主语是动作的执行者被动语态：主语是动作的承受者Many people speak English.(主动语态)English is spoken by many people.(被动语态)构成

23、：be+V.p.p四、主动语态变为被动语态的步骤:They speak English.主语 谓语 宾语English is spoken by them.主语 谓语动词的过去分词 宾语(1)主动语态的宾语变成被动语态的主语。(2)主动语态的谓语动词变为被动语态的谓语动词，即”“be+及物动词的过去分词”(be有时态、人称和数的变化)。(3)主动语态的主语变为by的宾语。主动语态变为被动语态的步骤主动语态变为被动语态的步骤1.I open the door.The door is opened by me.2.He often helps homeless people.Homeless pe

24、ople are often helped by him.3.I handed out some papers just now.Some papers were handed out by me just now.(主动语态)(主动语态)(主动语态)(被动语态)(被动)将下列句子变为被动语态。将下列句子变为被动语态。五、被动语态的时态表示 被动语态的时态一般只通过be表现,过去分词 不变。例如：一般现在时:The trees are planted by the farmers.一般过去时:The trees were planted by the farmers.现在进行时:The tre

25、es are being planted by the farmers.一般将来时：The trees will be planted by the farmers.现在完成时：The trees have been planted by the farmers.含情态动词的被动语态：The trees can(must,should)be planted by the farmers.六、被动语态的几种句型：肯定句 主语+be+过去分词+(by)A sweet song was sung by her on the stage.否定句 主语+be+not+过去分词+(by)A sweet s

26、ong wasnt sung by her on the stage.一般疑问句 Be+主语+过去分词+(by)Was a sweet song sung by her on the stage?特殊疑问句 疑问词+be+主语+过去分词+(by)Where was a sweet song sung by her?1.The woman asked the policeman for help.2.The old man on TV tells a story on Sunday.3.Do they use the box as a table?4.She sent me a collecti

27、on last week.5.The teacher doesnt teach us math this term.练习练习:请把下列主动句变为被动句请把下列主动句变为被动句被动语态的时态妙记歌诀被动不离“be”p.p.,p.p.前面助词be主谓一致莫忘记，句中时态要留意。am,is are 现在时am,is are+p.p.was和were 表过去was 或were+p.p.完成have/has beenhave has been+p.p.将来、情态be原形will(can,may,must)+be+p.p.进行时态两个be,前表时态后加-ing be+being+p.p.新概念周五晚6.19作业1.预习L22，写Summary.2.家长签名